VMware VMware Certifications 2V0-642 Questions & Answers

• Question 91:

  Which two statements are true regarding L2 Bridges and Distributed Logical Routers? (Choose two.)

  A. There can only be one instance of an L2 Bridge on a DLR.

  B. Each L2 bridge instance can map to multiple VLANs.

  C. Each L2 bridge instance can only map to a single VLAN.

  D. There can be multiple instances of an L2 bridge on a DLR.

  Correct Answer: CD

• Question 92:

  When configuring BGP routing in NSX, what is the purpose of the Graceful Restart check box?

  A. Automatically restart the peer router when BGP session is established.

  B. Allow packet forwarding to be uninterrupted during restart of BGP services.

  C. Automatically restart the local router when BGP session is established.

  D. Allow packet forwarding to be paused during restart of BGP services.

  Correct Answer: B

• Question 93:

  Which are two uses of the NSX DLR protocol address? (Choose two.)

  A. When configuring BGP the protocol address is used to forward traffic to peers.

  B. When configuring BGP the protocol address is used by the protocol to form adjacencies with peers.

  C. When configuring OSPF the protocol address is used to forward traffic to peers.

  D. When configuring OSPF the protocol address is used by the protocol to form adjacencies with peers.

  Correct Answer: BD

• Question 94:

  Which highly available Edge design would provide high bandwidth and isolation to four application networks?

  A. Four Distributed Routers (standalone mode) with one Edge Services Gateway in Active/Standby mode.

  B. One Edge Services Gateway in ECMP mode.

  C. One distributed Router (in HA mode) with two Edge Services Gateways in ECMP mode.

  D. Four Distributed Routers (in HA mode) with one Edge Services Gateway in Active/Standby mode.

  Correct Answer: C

• Question 95:

  When specifying a source for a security rule, what is the purpose of the Negate Source check box?

  

  A. If Negate Source is selected, the rule is sent to only the objects identified under object type.

  B. If Negate Source is selected, the rule is applied to traffic coming from all sources except for the source identified under the object type.

  C. If Negate Source is not selected, the rule is applied to traffic coming from all sources except for the source identified under the object type.

  D. if Negate Source is not selected, the rule is sent to only the objects identified under the object type.

  Correct Answer: B

• Question 96:

  What are two requirements of the network infrastructure to the access layer? (Choose two)

  A. IPv4 connectivity among ESXi hosts provided by a spine-leaf network design.

  B. IPv4 connectivity among ESXi hosts.

  C. Increased MTU if the virtual machines are using the default MTU size of 1500.

  D. A Redundant, Layer 3, Top-of-Rack network design to provide high availability to ESX hosts.

  Correct Answer: BC

• Question 97:

  Which three methods can be used by the NSX Distributed Firewall to discover IP addresses? (Choose three.)

  A. DHCP Snooping

  B. IP Sets

  C. Spoofguard configured for Trust on First Use.

  D. VMware Tools installed on every guest virtual machine.

  E. ARP Snooping

  Correct Answer: ADE

• Question 98:

  Which three services could be provided by an NSX Edge Service Gateway? (Choose three.)

  A. NTP

  B. AAA

  C. SSL VPN-Plus

  D. L2 VPN

  E. Firewall

  Correct Answer: CDE

• Question 99:

  What is the minimum NSX role necessary for a user to edit the firewall on an Edge Services Gateway (ESG)?

  A. Auditor

  B. NSX Administrator

  C. Enterprise Administrator

  D. Security Administrator

  Correct Answer: D

• Question 100:

  A virtualized application needs access to a physical database. Both servers are on the 172.168.3.0/24 subnet. NSX has been deployed across the entire virtual environment.

  What method can be used to allow access between the servers?

  A. Configure a DLR with an L2 bridge instance for 172.168.3.0/24 VXLAN to VLAN traffic.

  B. Route 172.168.3.0/24 to the NSX Edge where the logical switch of the application exists.

  C. Configure a NAT rule for 172.177.13.0/24 for the database physical router.

  D. Configure the logical switch to bridge 172.168.3.0/24 to the physical router of the database.

  Correct Answer: A